Twin Air Pre Oiled Flame Retardant Dual Stage Foam Air Filter for Honda CRF450R CRF450RX 2017–2020 CRF250R CRF250RX 2018–2021 – For PowerFlow Kit – OEM Replacement 17213 MKE A00 – Part# 150225FRX Oil Filters aerodynamics and safety features Nail Gun aerodynamics and safety features The STABILA 78 Inch 59 Inch 32 Inch 24 Inch 16 Inch Level Carrying Case lets you carry five different levels around at the same time VEHICLE COMPATIBILITY & OEM REFERENCE: • Honda CRF450R CRF450RX CRF450RWE: 2017–2020 • Honda CRF250R CRF250RX: 2018–2021 • For use with Twin Air PowerFlow Kit only • Exact factory specification replacement element PRODUCT FEATURES: • Pre Oiled Flame Retardant Dual Stage Foam: Two fused layers with backfire resistant inner layer arrive pre oiled for immediate use • OEM Specification Match: Built to exact Honda dimensions and specifications • Washable & Reusable: Designed for repeated cleaning and re oiling • Durable Materials: Premium flame retardant foam meets or exceeds original equipment standards • Quality Assurance: Meets or exceeds Honda factory specifications INSTALLATION & MAINTENANCE: Drop in replacement when used with Twin Air PowerFlow cage It provides a direct replacement element for Honda CRF450R CRF450RX CRF450RWE (2017–2020) and CRF250R CRF250RX (2018–2021) models